25736620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 67737600

約数和(自身を除く): 42000980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 79, 91, 130, 140, 158, 179, 182, 260, 316, 358, 364, 395, 455, 553, 716, 790, 895, 910, 1027, 1106, 1253, 1580, 1790, 1820, 2054, 2212, 2327, 2506, 2765, 3580, 4108, 4654, 5012, 5135, 5530, 6265, 7189, 9308, 10270, 11060, 11635, 12530, 14141, 14378, 16289, 20540, 23270, 25060, 28282, 28756, 32578, 35945, 46540, 56564, 65156, 70705, 71890, 81445, 98987, 141410, 143780, 162890, 183833, 197974, 282820, 325780, 367666, 395948, 494935, 735332, 919165, 989870, 1286831, 1838330, 1979740, 2573662, 3676660, 5147324, 6434155, 12868310, 25736620]

約数ペア:

[(1, 25736620), (2, 12868310), (4, 6434155), (5, 5147324), (7, 3676660), (10, 2573662), (13, 1979740), (14, 1838330), (20, 1286831), (26, 989870), (28, 919165), (35, 735332), (52, 494935), (65, 395948), (70, 367666), (79, 325780), (91, 282820), (130, 197974), (140, 183833), (158, 162890), (179, 143780), (182, 141410), (260, 98987), (316, 81445), (358, 71890), (364, 70705), (395, 65156), (455, 56564), (553, 46540), (716, 35945), (790, 32578), (895, 28756), (910, 28282), (1027, 25060), (1106, 23270), (1253, 20540), (1580, 16289), (1790, 14378), (1820, 14141), (2054, 12530), (2212, 11635), (2327, 11060), (2506, 10270), (2765, 9308), (3580, 7189), (4108, 6265), (4654, 5530), (5012, 5135)]